This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG, TRNOG, CaribNOG and the RIPE Routing Working Group. Daily listings are sent to bgp-stats@lists.apnic.net For historical data, please see http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith <pfsinoz@gmail.com>. Routing Table Report 04:00 +10GMT Sat 30 Nov, 2013 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 475032 Prefixes after maximum aggregation: 189765 Deaggregation factor: 2.50 Unique aggregates announced to Internet: 234882 Total ASes present in the Internet Routing Table: 45606 Prefixes per ASN: 10.42 Origin-only ASes present in the Internet Routing Table: 35425 Origin ASes announcing only one prefix: 16285 Transit ASes present in the Internet Routing Table: 5965 Transit-only ASes present in the Internet Routing Table: 172 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 103 Max AS path prepend of ASN ( 50404) 101 Prefixes from unregistered ASNs in the Routing Table: 1026 Unregistered ASNs in the Routing Table: 289 Number of 32-bit ASNs allocated by the RIRs: 5418 Number of 32-bit ASNs visible in the Routing Table: 4216 Prefixes from 32-bit ASNs in the Routing Table: 13406 Number of bogon 32-bit ASNs visible in the Routing Table: 2 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 1239 Number of addresses announced to Internet: 2657605980 Equivalent to 158 /8s, 103 /16s and 217 /24s Percentage of available address space announced: 71.8 Percentage of allocated address space announced: 71.8 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 95.3 Total number of prefixes smaller than registry allocations: 166229 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 112516 Total APNIC prefixes after maximum aggregation: 34078 APNIC Deaggregation factor: 3.30 Prefixes being announced from the APNIC address blocks: 114817 Unique aggregates announced from the APNIC address blocks: 47954 APNIC Region origin ASes present in the Internet Routing Table: 4871 APNIC Prefixes per ASN: 23.57 APNIC Region origin ASes announcing only one prefix: 1214 APNIC Region transit ASes present in the Internet Routing Table: 837 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 35 Number of APNIC region 32-bit ASNs visible in the Routing Table: 763 Number of APNIC addresses announced to Internet: 729050048 Equivalent to 43 /8s, 116 /16s and 107 /24s Percentage of available APNIC address space announced: 85.2 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-63999, 131072-133631 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8, 163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 163913 Total ARIN prefixes after maximum aggregation: 81702 ARIN Deaggregation factor: 2.01 Prefixes being announced from the ARIN address blocks: 164722 Unique aggregates announced from the ARIN address blocks: 75893 ARIN Region origin ASes present in the Internet Routing Table: 15939 ARIN Prefixes per ASN: 10.33 ARIN Region origin ASes announcing only one prefix: 6009 ARIN Region transit ASes present in the Internet Routing Table: 1660 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 40 Number of ARIN addresses announced to Internet: 1073898880 Equivalent to 64 /8s, 2 /16s and 101 /24s Percentage of available ARIN address space announced: 56.8 ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295, 62464-63487, 393216-394239 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 119613 Total RIPE prefixes after maximum aggregation: 61150 RIPE Deaggregation factor: 1.96 Prefixes being announced from the RIPE address blocks: 123355 Unique aggregates announced from the RIPE address blocks: 78716 RIPE Region origin ASes present in the Internet Routing Table: 17548 RIPE Prefixes per ASN: 7.03 RIPE Region origin ASes announcing only one prefix: 8302 RIPE Region transit ASes present in the Internet Routing Table: 2831 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 103 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2497 Number of RIPE addresses announced to Internet: 656262372 Equivalent to 39 /8s, 29 /16s and 196 /24s Percentage of available RIPE address space announced: 95.4 RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223, 56320-58367 59392-61439, 61952-62463, 196608-200191 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 53124 Total LACNIC prefixes after maximum aggregation: 10039 LACNIC Deaggregation factor: 5.29 Prefixes being announced from the LACNIC address blocks: 58489 Unique aggregates announced from the LACNIC address blocks: 27297 LACNIC Region origin ASes present in the Internet Routing Table: 2047 LACNIC Prefixes per ASN: 28.57 LACNIC Region origin ASes announcing only one prefix: 551 LACNIC Region transit ASes present in the Internet Routing Table: 401 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 908 Number of LACNIC addresses announced to Internet: 145688376 Equivalent to 8 /8s, 175 /16s and 7 /24s Percentage of available LACNIC address space announced: 86.8 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 262144-263679 plus ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 191/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 11728 Total AfriNIC prefixes after maximum aggregation: 2587 AfriNIC Deaggregation factor: 4.53 Prefixes being announced from the AfriNIC address blocks: 12410 Unique aggregates announced from the AfriNIC address blocks: 4024 AfriNIC Region origin ASes present in the Internet Routing Table: 689 AfriNIC Prefixes per ASN: 18.01 AfriNIC Region origin ASes announcing only one prefix: 209 AfriNIC Region transit ASes present in the Internet Routing Table: 142 Average AfriNIC Region AS path length visible: 4.6 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 8 Number of AfriNIC addresses announced to Internet: 48532736 Equivalent to 2 /8s, 228 /16s and 141 /24s Percentage of available AfriNIC address space announced: 48.2 AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4766 2930 11557 940 Korea Telecom (KIX) 17974 2718 902 90 PT TELEKOMUNIKASI INDONESIA 7545 2113 319 111 TPG Internet Pty Ltd 4755 1792 392 190 TATA Communications formerly 9829 1544 1245 45 BSNL National Internet Backbo 9583 1251 95 510 Sify Limited 9498 1216 309 73 BHARTI Airtel Ltd. 7552 1165 1080 13 Vietel Corporation 4808 1145 2119 336 CNCGROUP IP network: China169 24560 1102 382 166 Bharti Airtel Ltd., Telemedia Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3042 3688 53 BellSouth.net Inc. 22773 2208 2939 136 Cox Communications, Inc. 18566 2053 379 178 MegaPath Corporation 1785 2044 685 132 PaeTec Communications, Inc. 20115 1682 1653 602 Charter Communications 4323 1642 1090 419 Time Warner Telecom 701 1507 11144 781 MCI Communications Services, 7029 1468 1241 163 Windstream Communications Inc 30036 1390 313 582 Mediacom Communications Corp 7018 1332 17779 872 AT&T WorldNet Services Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8402 1932 544 16 OJSC "Vimpelcom" 34984 1367 244 224 TELLCOM ILETISIM HIZMETLERI A 20940 1191 453 889 Akamai Technologies European 31148 1010 45 20 FreeNet ISP 13188 896 99 48 TOV "Bank-Inform" 6849 856 363 39 JSC UKRTELECOM, 8551 787 370 41 Bezeq International 6830 772 2327 424 UPC Distribution Services 12479 680 798 53 Uni2 Autonomous System 35228 549 246 16 Avatar Broadband Limited Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 28573 3405 1807 90 NET Servicos de Comunicao S.A 10620 2671 433 213 Telmex Colombia S.A. 7303 1726 1151 230 Telecom Argentina Stet-France 18881 1706 908 20 Global Village Telecom 8151 1360 2852 420 UniNet S.A. de C.V. 11830 868 364 15 Instituto Costarricense de El 27947 847 93 90 Telconet S.A 6147 792 373 27 Telefonica Del Peru 7738 780 1498 36 Telecomunicacoes da Bahia S.A 6503 775 434 60 AVANTEL, S.A. Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 36998 1864 112 5 Sudanese Mobile Telephone (ZA 24863 868 338 26 LINKdotNET AS number 6713 554 633 26 Itissalat Al-MAGHRIB 8452 412 956 9 TEDATA 24835 297 144 9 RAYA Telecom - Egypt 3741 251 921 209 The Internet Solution 36992 234 471 25 Etisalat MISR 29571 227 17 14 Ci Telecom Autonomous system 15706 221 32 6 Sudatel Internet Exchange Aut 29975 192 668 21 Vodacom Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 28573 3405 1807 90 NET Servicos de Comunicao S.A 6389 3042 3688 53 BellSouth.net Inc. 4766 2930 11557 940 Korea Telecom (KIX) 17974 2718 902 90 PT TELEKOMUNIKASI INDONESIA 10620 2671 433 213 Telmex Colombia S.A. 22773 2208 2939 136 Cox Communications, Inc. 7545 2113 319 111 TPG Internet Pty Ltd 18566 2053 379 178 MegaPath Corporation 1785 2044 685 132 PaeTec Communications, Inc. 8402 1932 544 16 OJSC "Vimpelcom" Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 6389 3042 2989 BellSouth.net Inc. 17974 2718 2628 PT TELEKOMUNIKASI INDONESIA 10620 2671 2458 Telmex Colombia S.A. 22773 2208 2072 Cox Communications, Inc. 7545 2113 2002 TPG Internet Pty Ltd 4766 2930 1990 Korea Telecom (KIX) 8402 1932 1916 OJSC "Vimpelcom" 1785 2044 1912 PaeTec Communications, Inc. 18566 2053 1875 MegaPath Corporation 36998 1864 1859 Sudanese Mobile Telephone (ZA Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 62828 UNALLOCATED 8.21.130.0/24 4323 Time Warner Telecom 62850 UNALLOCATED 8.25.147.0/24 46887 Lightower Fiber Netw 62734 UNALLOCATED 8.31.128.0/24 6939 Hurricane Electric 62773 UNALLOCATED 8.35.180.0/22 3356 Level 3 Communicatio 65160 PRIVATE 12.1.58.0/24 17361 Sungard Trading Syst 65160 PRIVATE 12.1.59.0/24 17361 Sungard Trading Syst 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 62719 UNALLOCATED 12.27.130.0/24 4323 Time Warner Telecom 62861 UNALLOCATED 12.37.197.0/24 7018 AT&T WorldNet Servic 13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.100.0.0/24 4847 China Networks Inter-Exchange Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 23.90.128.0/18 27418 OUTOFWALL INC. 23.91.0.0/19 40676 Psychz Networks 23.91.4.0/24 40676 Psychz Networks 23.91.14.0/24 40676 Psychz Networks 23.91.32.0/19 36315 Servpac Inc. 23.91.80.0/20 21560 Capital Technology Services G 23.91.96.0/20 37958 ChinaCache Networks ASN 23.91.112.0/21 32475 MidPhase Inc. 23.91.120.0/21 36351 SoftLayer Technologies Inc. 23.91.160.0/19 36493 3757277 Canada Inc. (oa 295.c Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:16 /9:11 /10:31 /11:92 /12:253 /13:476 /14:932 /15:1640 /16:12850 /17:6793 /18:11348 /19:23177 /20:33029 /21:35687 /22:50161 /23:44117 /24:251913 /25:876 /26:997 /27:469 /28:50 /29:81 /30:20 /31:0 /32:13 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2008 2053 MegaPath Corporation 36998 1829 1864 Sudanese Mobile Telephone (ZA 6389 1700 3042 BellSouth.net Inc. 8402 1616 1932 OJSC "Vimpelcom" 22773 1462 2208 Cox Communications, Inc. 30036 1232 1390 Mediacom Communications Corp 11492 1195 1233 Cable One 1785 1088 2044 PaeTec Communications, Inc. 7029 1046 1468 Windstream Communications Inc 6983 1035 1293 ITC^Deltacom Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:909 2:859 3:3 4:17 5:1024 6:21 8:610 12:1874 13:3 14:901 15:11 16:3 17:18 18:19 20:25 23:606 24:1760 27:1699 31:1520 32:45 33:2 34:5 36:95 37:1941 38:917 39:5 40:185 41:3265 42:323 44:14 46:2043 47:10 49:696 50:856 52:12 54:44 55:5 56:4 57:26 58:1171 59:580 60:368 61:1493 62:1250 63:1977 64:4401 65:2356 66:4250 67:2102 68:1103 69:3312 70:949 71:515 72:2024 74:2635 75:394 76:304 77:1216 78:1081 79:666 80:1275 81:1053 82:629 83:690 84:592 85:1257 86:382 87:1023 88:552 89:1551 90:154 91:5692 92:613 93:1611 94:2086 95:1511 96:515 97:347 98:1085 99:41 100:31 101:659 103:3731 105:530 106:143 107:218 108:537 109:2001 110:982 111:1123 112:595 113:803 114:767 115:1058 116:1009 117:834 118:1206 119:1292 120:342 121:761 122:1875 123:1270 124:1423 125:1433 128:658 129:232 130:353 131:669 132:352 133:158 134:302 135:72 136:276 137:251 138:350 139:181 140:200 141:337 142:547 143:395 144:497 145:90 146:551 147:419 148:776 149:370 150:153 151:664 152:412 153:207 154:53 155:506 156:306 157:420 158:284 159:783 160:361 161:458 162:915 163:227 164:622 165:587 166:283 167:637 168:1043 169:125 170:1106 171:185 172:12 173:1671 174:721 175:538 176:1333 177:2574 178:1878 179:302 180:1595 181:874 182:1411 183:473 184:640 185:1074 186:2646 187:1456 188:1862 189:1253 190:7298 192:7087 193:5441 194:4028 195:3357 196:1338 197:1034 198:4752 199:5509 200:6061 201:2526 202:9007 203:8898 204:4532 205:2652 206:2852 207:2810 208:3966 209:3672 210:3069 211:1592 212:2151 213:2005 214:891 215:86 216:5437 217:1705 218:631 219:323 220:1274 221:585 222:332 223:522 End of report